#2A5A9F#2A5A9F

#2A5A9F is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.1% C 0.123 H 257.8°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#2A5A9F
RGB	rgb(42, 90, 159)
HSL	hsl(215, 58%, 39%)
HSV	hsv(215, 74%, 62%)
CMYK	cmyk(73.6%, 43.4%, 0%, 37.6%)
CIE-LAB	lab(38.39, 8.25, -42.20)
CIE-LCH	lch(38.39, 42.99, 281.06°)
OKLab	oklab(47.12% -0.0261 -0.1206)
OKLCH	oklch(47.12% 0.123 257.8)
XYZ	xyz(10.8667, 10.3066, 34.2108)
Luminance	0.1031 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5A9F #9F6F2A

analogous

#2A959F #2A5A9F #352A9F

triadic

#2A5A9F #9F2A5A #5A9F2A

tetradic

#2A5A9F #9F2A95 #9F6F2A #2A9F35

square

#2A5A9F #9F2A95 #9F6F2A #2A9F35

split-complementary

#2A5A9F #9F352A #959F2A

monochromatic

#10233E #1D3F6F #2A5A9F #3B76CB #6B98D8

Accessibility & contrast

On white

6.86

#2A5A9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#2A5A9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5A9F

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5A9F	#FFFFFF	#000000	##FFFFFF
##2A5A9F	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3860A2

Deuteranopia (green-blind)

#24559E

Tritanopia (blue-blind)

#006A74

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2a5a9f;
/* rgb */ color: rgb(42, 90, 159);
/* oklch */ color: oklch(47.1% 0.123 257.8);

Tailwind

colors: {
  custom: {
    50: '#7388bc',
    500: '#2a5a9f',
    950: '#000000',
  },
}

SCSS

$custom: #2a5a9f;
$custom-light: #7388bc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5a9f",
  "rgb": {
    "r": 42,
    "g": 90,
    "b": 159
  },
  "hsl": {
    "h": 215.385,
    "s": 58.209,
    "l": 39.412
  },
  "oklch": {
    "l": 0.4712,
    "c": 0.12343,
    "h": 257.8
  },
  "luminance": 0.10308
}

Semantic roles & 50–950 ramp

primary

#2A5A9F

secondary

#BF9A66

accent

#A246E1

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2A5A9F

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →